Prefix overview
Phone numbers in prefix 903-423
This page covers the 903-423 prefix in the United States. It shows where numbers come from, which carrier is linked to the range, and how this block is structured.
If you are looking for a specific number, you can continue to its dedicated phone page. Otherwise, this page helps you understand the broader number block behind it.
PREFIX
903-423
RATE CENTER
GREENVILLE
CARRIER
T-MOBILE USA, INC.
TX
Prefix range
The prefix 903-423 includes numbers from 9034230000 to 9034239999.
This range is associated with the GREENVILLE rate center and was originally assigned to T-MOBILE USA, INC..
Numbers in this prefix
20 numbers